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Apolipoprotein A1
MessageTo order both APO A1 and B1, use Misc Quest Test Code 7018X.
Test Code
APOLA1
Quest Code
5223
CPT Codes
82172
Preferred Specimen
1 mL serum collected in a serum separator tube (SST)
Minimum Volume
0.5 mL
Transport Temperature
Room temperature
Specimen Stability
Room temperature: 7 days
Refrigerated: 10 days
Frozen: 30 days
Refrigerated: 10 days
Frozen: 30 days
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Grossly lipemic
Methodology
Immunoassay (IA)
Setup Schedule
Set up: Mon-Sat; Report available: Next day
Reference Range
Male | ≥115 mg/dL | |
Female | ≥125 mg/dL | |
Risk Category | Male | Female |
Optimal | ≥115 mg/dL | ≥125 mg/dL |
High | <115 mg/dL | <125 mg/dL |
Clinical Significance
Apolipoprotein A1 is the primary protein associated with HDL cholesterol. Like HDL cholesterol, increased concentrations are associated with reduced risk of cardiovascular disease.
Performing Laboratory
Quest Diagnostics Nichols Institute
14225 Newbrook Drive
Chantilly, VA 20153
Last Updated: August 12, 2019